Home / 38,365,066.94-52,943,166.74-20,961,037.58

Finding the Fourth Proportional to 38,365,066.94, 52,943,166.74 and 20,961,037.58

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Solution

The fourth proportional to 38,365,066.94, 52,943,166.74 and 20,961,037.58 is: 28,925,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,066.94 : 52,943,166.74 = 20,961,037.58 : x
  2. Step 2: Convert to fraction form
    38,365,066.94/52,943,166.74 = 20,961,037.58/x
  3. Step 3: Cross multiply
    38,365,066.94x = 52,943,166.74 × 20,961,037.58
  4. Step 4: Simplify right side
    38,365,066.94x = 1,109,743,707,429,032.75
  5. Step 5: Solve for x
    x = 1,109,743,707,429,032.75/38,365,066.94
  6. Step 6: Final answer
    x = 28,925,890.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.